Arsenal can trim the gap to Premier League leaders Liverpool down to just four points on Saturday as they welcome West Ham to the Emirates Stadium. Racked by injuries up front, Mikel Arteta's side had to dig deep last time out, before two late goals from auxiliary striker Mikel Merino secured them victory at Leicester.

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Arsenal’s Premier League title challenge has been dented by an unexpected 1-0 home loss to West Ham that featured a fifth red card of the season for Mikel Arteta’s team.